CVE - CVE-2013-0238

CVE-ID
CVE-2013-0238	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The try_parse_v4_netmask function in hostmask.c in IRCD-Hybrid before 8.0.6 does not properly validate masks, which allows remote attackers to cause a denial of service (crash) via a mask that causes a negative number to be parsed.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:24951 URL:http://www.exploit-db.com/exploits/24951 MISC:51948 URL:http://secunia.com/advisories/51948 MISC:52106 URL:http://secunia.com/advisories/52106 MISC:57610 URL:http://www.securityfocus.com/bid/57610 MISC:89623 URL:~~http://osvdb.org/89623~~ (Obsolete source) MISC:DSA-2618 URL:http://www.debian.org/security/2013/dsa-2618 MISC:MDVSA-2013:093 URL:~~http://www.mandriva.com/security/advisories?name=MDVSA-2013:093~~ (Obsolete source) MISC:[oss-security] 20130129 ircd-hybrid: Denial of service vulnerability in hostmask.c:try_parse_v4_netmask() URL:http://www.openwall.com/lists/oss-security/2013/01/29/8 MISC:http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=699267 URL:http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=699267 MISC:http://svn.ircd-hybrid.org:8000/viewcvs.cgi/ircd-hybrid/trunk/src/hostmask.c?r1=1786&r2=1785&pathrev=1786 URL:http://svn.ircd-hybrid.org:8000/viewcvs.cgi/ircd-hybrid/trunk/src/hostmask.c?r1=1786&r2=1785&pathrev=1786 MISC:https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0055 URL:https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0055 MISC:ircdhybrid-tryparsev4netmask-dos(81695) URL:https://exchange.xforce.ibmcloud.com/vulnerabilities/81695
Assigning CNA
Red Hat, Inc.
Date Record Created
20121206	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20121206)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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